3.51 The challenge must be met if the rating system is to succeed, if it is to produce ratings that will satisfy the players and the users of the rating list.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| juanan | 21 | 1683 | 705 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| EloSRM | 0.057 | 0.292 | 0.343 | 33.3 | -57 | 108 | 1689 | 1683 | 6309 |
| SRMFix | 0.071 | 0.297 | 0.360 | 26.1 | -97 | 62 | 1221 | 1210 | 6642 |
| Odd | 0.045 | 0.297 | 0.345 | 32.1 | -46 | 108 | 1574 | 1568 | 6369 |
| initial | 0.036 | 0.301 | 0.348 | 36.2 | -53 | 71 | 1330 | 1292 | 5747 |
| SRM | 0.042 | 0.331 | 0.428 | 56.5 | -306 | 70 | 894 | 705 | 9012 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 21 | 2008-05-06 | SRM 401 | 2 | 419 | 494.72 | -0.24 | -6 | 1683 | 6309 | -16 | 705 | 9012 |
| 20 | 2008-04-15 | SRM 398 | 2 | 309 | 438.31 | 0.50 | 29 | 1689 | 5885 | 44 | 721 | 7808 |
| 19 | 2008-04-12 | SRM 397 | 2 | 519 | 487.52 | -0.09 | 0 | 1660 | 6095 | -6 | 677 | 8178 |
| 18 | 2008-04-03 | SRM 396 | 2 | 343 | 497.16 | 0.54 | 36 | 1660 | 6125 | 48 | 683 | 8128 |
| 17 | 2008-03-26 | SRM 395 | 2 | 359 | 321.53 | -0.16 | -4 | 1624 | 6546 | -16 | 635 | 8679 |
| 16 | 2008-03-11 | SRM 393 | 2 | 369 | 539.36 | 0.55 | 42 | 1628 | 6455 | 47 | 651 | 8526 |
| 15 | 2008-03-06 | SRM 392 | 2 | 456 | 547.65 | 0.26 | 28 | 1587 | 6822 | 23 | 604 | 8815 |
| 14 | 2008-02-13 | TCO08 Qual 3 | 1 | 924 | 853.42 | -0.19 | -16 | 1559 | 6954 | -77 | 581 | 8827 |
| 13 | 2008-02-09 | TCO08 Qual 2 | 1 | 948 | 1,216.88 | 0.36 | 52 | 1574 | 6784 | 70 | 658 | 8335 |
| 12 | 2008-01-15 | SRM 388 | 2 | 409 | 554.00 | 0.44 | 60 | 1522 | 7136 | 40 | 588 | 8695 |
| 11 | 2007-11-10 | SRM 375 | 2 | 409 | 413.34 | 0.02 | 10 | 1462 | 7269 | -11 | 548 | 8244 |
| 10 | 2007-10-13 | SRM 371 | 2 | 372 | 522.57 | -0.02 | 7 | 1452 | 7034 | 12 | 559 | 7744 |
| 9 | 2007-08-11 | SRM 363 | 2 | 530 | 522.94 | -0.23 | -22 | 1445 | 6663 | -34 | 547 | 7487 |
| 8 | 2007-02-20 | SRM 340 | 2 | 321 | 480.38 | 0.58 | 80 | 1467 | 5997 | 62 | 581 | 7391 |
| 7 | 2007-02-03 | SRM 337 | 2 | 544 | 467.35 | -0.33 | -34 | 1387 | 6816 | -67 | 519 | 7513 |
| 6 | 2007-01-13 | SRM 334 | 2 | 513 | 440.00 | -0.36 | -42 | 1421 | 6241 | -78 | 586 | 7223 |
| 5 | 2006-08-19 | SRM 316 | 2 | 315 | 307.61 | -0.03 | 9 | 1463 | 5121 | -31 | 664 | 6202 |
| 4 | 2006-04-22 | SRM 299 | 2 | 365 | 290.82 | -0.46 | -47 | 1454 | 4702 | -115 | 695 | 5645 |
| 3 | 2006-03-17 | SRM 293 | 2 | 302 | 290.79 | -0.06 | 9 | 1501 | 4086 | -47 | 810 | 4637 |
| 2 | 2006-02-04 | SRM 287 | 2 | 245 | 327.08 | 0.42 | 108 | 1492 | 3765 | -37 | 857 | 3773 |
| 1 | 2006-01-24 | SRM 285 | 2 | 247 | 248.92 | -0.29 | -57 | 1384 | 4392 | -306 | 894 | 3469 |